Air quality index [µg/m3]:
excellent ≤ 12
good ≤ 36
lightly polluted ≤ 60
moderately polluted ≤ 84
heavily polluted ≤ 120
severely polluted > 120
PM 2.5
[µg/m3]
PM 10
HOUR GROUND ROOF (BEFORE FILTERS)  ROOF (AFTER FILTERS)
110018goodexcellent21excellent
100025goodexcellent21excellent
090026goodexcellent21excellent
080022goodexcellent21excellent
070025goodexcellent21excellent
060023goodexcellent21excellent
050017goodexcellent11excellent
040012excellentexcellent11excellent
030024goodexcellent21excellent
020034goodexcellent31excellent
010035goodexcellent41excellent
000043lightly pollutedexcellent61excellent
230042lightly pollutedexcellent51excellent
220028goodexcellent31excellent
210017goodexcellent21excellent
200013goodexcellent21excellent
190010excellentexcellent21excellent
180010excellentexcellent11excellent
17005excellentexcellent11excellent
16004excellentexcellent11excellent
15004excellentexcellent11excellent
14003excellentexcellent11excellent
13002excellentexcellent11excellent
12005excellentexcellent11excellent